The Mayans lived in jungle like areas, where there is a lot of vegetation and it rains frequently
Answer:
D
Explanation:
cause I think thts the answer sorry if I'm wrong
Answer:
Lake A: pH = 4.5; Lake B: pH = 7.5
Explanation:
I think that one because if you look on the acid vs base chart acid is from 0-6 and bases are from 8-14 and acids are less toxic, so you would infer that lake A has acid and lake B has bases.
i would have picked the ones closest to 7 ,which is neutral, but I'm not sure that a base can be lower then 7 so I didn't pick answer C
Answer:
Cos(89)
Explanation:
Trust me Im right. I got this answer by calculating what decimal sin(1) is then saw which answer choice equals the same answer
